MAOTEWANG Pipe Inspection Camera 7mm Diameter IP68 Drain Sewer Pipeline Video Industrial Endoscope 512HZ Self-leveling Meter Counter 9" DVR 50M 512HZ TRANSMITTER And Self-Leveling Camera: This endoscope camera has a built-in 512 hertz transmitter that helps to easily detect any blockage or area of interest. This greatly helps save time from having to dig and locate the problem. The sonde transmits a 512Hz signal that can be picked up with any compatible locator, allowing you to pinpoint the transmitter’sposition underground. （Locator Receiver is NOT included）.
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